The debatable role of singlet oxygen in persulfate-based advanced oxidation processes

L Wang, K Xiao, H Zhao - Water Research, 2023 - Elsevier
Abstract Singlet oxygen (1 O 2) attracts much attention in persulfate-based advanced
oxidation processes (PS-AOPs), because of its wide pH tolerance and high selectivity …

Singlet oxygen: Properties, generation, detection, and environmental applications

Y Wang, Y Lin, S He, S Wu, C Yang - Journal of Hazardous Materials, 2023 - Elsevier
Abstract Singlet oxygen (1 O 2) is molecular oxygen in the excited state with high energy
and electrophilic property. It is widely found in nature, and its important role is gradually …

Oxygen Vacancy-Induced Nonradical Degradation of Organics: Critical Trigger of Oxygen (O2) in the Fe–Co LDH/Peroxymonosulfate System

L Wu, Z Sun, Y Zhen, S Zhu, C Yang, J Lu… - Environmental …, 2021 - ACS Publications
Ubiquitous oxygen vacancies (Vo) existing in metallic compounds can activate
peroxymonosulfate (PMS) for water treatment. However, under environmental conditions …

A review of the innovations in metal-and carbon-based catalysts explored for heterogeneous peroxymonosulfate (PMS) activation, with focus on radical vs. non-radical …

M Kohantorabi, G Moussavi, S Giannakis - Chemical Engineering Journal, 2021 - Elsevier
The heterogeneous, sulfate radical-based AOPs (SR-AOPs) have emerged over the last
decade as a highly potent technology for the removal of various organic contaminants from …

Density functional theory calculations for insight into the heterocatalyst reactivity and mechanism in persulfate-based advanced oxidation reactions

P Zhang, Y Yang, X Duan, Y Liu, S Wang - ACS catalysis, 2021 - ACS Publications
Advanced oxidation processes (AOPs) based on persulfates such as peroxymonosulfate
and peroxydisulfate via heterogeneous catalysts have been a research hotspot due to their …

CuFe2O4/diatomite actuates peroxymonosulfate activation process: Mechanism for active species transformation and pesticide degradation

P Xu, R Wei, P Wang, X Li, C Yang, T Shen, T Zheng… - Water Research, 2023 - Elsevier
Peroxymonosulfate (PMS) activation is a promising technology for water purification, but the
removal performance of multiple pollutant matrices and the mechanism for reactive species …

Generation and identification of 1O2 in catalysts/peroxymonosulfate systems for water purification

Q Fang, H Yang, S Ye, P Zhang, M Dai, X Hu, Y Gu… - Water Research, 2023 - Elsevier
Catalysts for peroxymonosulfate (PMS) activation are appealing in the purification of organic
wastewater. Singlet oxygen (1 O 2) is widely recognized as a crucial reactive species for …

Oxygen vacancies-enriched Cu/Co bimetallic oxides catalysts for high-efficiency peroxymonosulfate activation to degrade TC: Insight into the increase of Cu+ …

L Liu, C Han, G Ding, M Yu, Y Li, S Liu, Y Xie… - Chemical Engineering …, 2022 - Elsevier
Bimetallic CuCo-doped graphene-like carbon nanosheets (CuCo@ GCNs) were
synthesized via a facile and efficient process using agarose as carbon templates to activate …

3D hierarchical H2-reduced Mn-doped CeO2 microflowers assembled from nanotubes as a high-performance Fenton-like photocatalyst for tetracycline antibiotics …

A Wang, Z Zheng, H Wang, Y Chen, C Luo… - Applied Catalysis B …, 2020 - Elsevier
Developing of active and synergistic system is fundamentally important to rapidly and
efficiently remove persistent toxic and hazardous pollutants. Herein, we report a coupling …

Mechanochemically tailoring oxygen vacancies of MnO2 for efficient degradation of tetrabromobisphenol A with peroxymonosulfate

S Ndayiragije, Y Zhang, Y Zhou, Z Song… - Applied Catalysis B …, 2022 - Elsevier
Oxygen vacancy (VO) engineering can efficiently improve the catalytic activity of metal
oxides. This work developed a solvent-free mechanochemical method to tailor VO levels on …